<snapdata remixID="12242223"><project name="U3L1-ShoppingList_Empty to Students" app="Snap! 7, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><scenes select="1"><scene name="U3L1-ShoppingList_Empty to Students"><notes></notes><hidden></hidden><headers></headers><code></code><blocks><block-definition s="map %&apos;function&apos; over %&apos;lists&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%mult%l"></input></inputs><script><block s="doWarp"><script><block s="doDeclareVariables"><list><l>mapone</l><l>mapmany</l></list></block><block s="doSetVar"><l>mapone</l><block s="reifyScript"><script><block s="doIf"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doReport"><block s="reportCONS"><block s="evaluate"><block var="function"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><block s="evaluate"><block var="mapone"/><list><block s="reportCDR"><block var="data"/></block></list></block></block></block></script><list><l>data</l></list></block></block><block s="doSetVar"><l>mapmany</l><block s="reifyScript"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportListItem"><l>1</l><block var="data lists"/></block></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doReport"><block s="reportCONS"><block s="evaluate"><block var="function"/><custom-block s="map %repRing over %mult%l"><block s="reifyReporter"><autolambda><block s="reportListItem"><l>1</l><l/></block></autolambda><list></list></block><list><block var="data lists"/></list></custom-block></block><block s="evaluate"><block var="mapmany"/><list><custom-block s="map %repRing over %mult%l"><block s="reifyReporter"><autolambda><block s="reportCDR"><l/></block></autolambda><list></list></block><list><block var="data lists"/></list></custom-block></list></block></block></block></script><list><l>data lists</l></list></block></block><block s="doIfElse"><custom-block s="empty? %l"><block s="reportCDR"><block var="lists"/></block></custom-block><script><block s="doReport"><block s="evaluate"><block var="mapone"/><list><block s="reportListItem"><l>1</l><block var="lists"/></block></list></block></block></script><script><block s="doReport"><block s="evaluate"><block var="mapmany"/><list><block var="lists"/></list></block></block></script></block></script></block></script></block-definition><block-definition s="empty? %&apos;data&apos;" type="predicate" category="lists"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doReport"><block s="reportEquals"><block var="data"/><block s="reportNewList"><list></list></block></block></block></script></block-definition><block-definition s="keep items such that %&apos;pred&apos; from %&apos;data&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%predRing"></input><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doIfElse"><block s="evaluate"><block var="pred"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><script><block s="doReport"><block s="reportCONS"><block s="reportListItem"><l>1</l><block var="data"/></block><custom-block s="keep items such that %predRing from %l"><block var="pred"/><block s="reportCDR"><block var="data"/></block></custom-block></block></block></script><script><block s="doReport"><custom-block s="keep items such that %predRing from %l"><block var="pred"/><block s="reportCDR"><block var="data"/></block></custom-block></block></script></block></script></block></script></block-definition><block-definition s="combine with %&apos;function&apos; items of %&apos;data&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportCDR"><block var="data"/></block></custom-block><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="data"/></block></block></script></block><block s="doReport"><block s="evaluate"><block var="function"/><list><block s="reportListItem"><l>1</l><block var="data"/></block><custom-block s="combine with %repRing items of %l"><block var="function"/><block s="reportCDR"><block var="data"/></block></custom-block></list></block></block></script></block></script></block-definition><block-definition s="if %&apos;test&apos; then %&apos;true&apos; else %&apos;false&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%b"></input><input type="%anyUE"></input><input type="%anyUE"></input></inputs><script><block s="doIfElse"><block var="test"/><script><block s="doReport"><block s="evaluate"><block var="true"/><list></list></block></block></script><script><block s="doReport"><block s="evaluate"><block var="false"/><list></list></block></block></script></block></script></block-definition><block-definition s="for %&apos;i&apos; = %&apos;start&apos; to %&apos;end&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%n">1</input><input type="%n">10</input><input type="%cs"></input></inputs><script><block s="doDeclareVariables"><list><l>step</l><l>tester</l></list></block><block s="doIfElse"><block s="reportGreaterThan"><block var="start"/><block var="end"/></block><script><block s="doSetVar"><l>step</l><l>-1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportLessThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script><script><block s="doSetVar"><l>step</l><l>1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportGreaterThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script></block><block s="doSetVar"><l>i</l><block var="start"/></block><block s="doUntil"><block s="evaluate"><block var="tester"/><list></list></block><script><block s="doRun"><block var="action"/><list></list></block><block s="doChangeVar"><l>i</l><block var="step"/></block></script></block></script></block-definition><block-definition s="join words %&apos;words&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%mult%txt"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportCDR"><block var="words"/></block></custom-block><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="words"/></block></block></script></block><block s="doReport"><block s="reportJoinWords"><list><block s="reportListItem"><l>1</l><block var="words"/></block><l> </l><custom-block s="join words %mult%txt"><block s="reportCDR"><block var="words"/></block></custom-block></list></block></block></script></block></script></block-definition><block-definition s="list $arrowRight sentence %&apos;data&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doReport"><custom-block s="join words %mult%txt"><block var="data"/></custom-block></block></script></block></script></block-definition><block-definition s="sentence $arrowRight list %&apos;text&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%txt"></input></inputs><script><block s="doWarp"><script><block s="doReport"><block s="reportTextSplit"><block var="text"/><l><option>whitespace</option></l></block></block></script></block></script></block-definition><block-definition s="catch %&apos;tag&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%cs"></input></inputs><script><block s="doCallCC"><block s="reifyScript"><script><block s="doSetVar"><l>tag</l><block var="cont"/></block><block s="doRun"><block var="action"/><list></list></block></script><list><l>cont</l></list></block></block></script></block-definition><block-definition s="throw %&apos;cont&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">catchtag</input></inputs><script><block s="doRun"><block var="cont"/><list></list></block></script></block-definition><block-definition s="catch %&apos;tag&apos; %&apos;value&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%anyUE"></input></inputs><script><block s="doCallCC"><block s="reifyScript"><script><block s="doSetVar"><l>tag</l><block var="cont"/></block><block s="doReport"><block s="evaluate"><block var="value"/><list></list></block></block></script><list><l>cont</l></list></block></block></script></block-definition><block-definition s="throw %&apos;tag&apos; %&apos;value&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">catchtag</input><input type="%s"></input></inputs><script><block s="doRun"><block var="tag"/><list><block var="value"/></list></block></script></block-definition><block-definition s="for each %&apos;item&apos; of %&apos;data&apos; %&apos;action&apos;" type="command" category="lists"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%l"></input><input type="%cs"></input></inputs><script><block s="doUntil"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doSetVar"><l>item</l><block s="reportListItem"><l>1</l><block var="data"/></block></block><block s="doRun"><block var="action"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><block s="doSetVar"><l>data</l><block s="reportCDR"><block var="data"/></block></block></script></block></script></block-definition><block-definition s="if %&apos;test&apos; do %&apos;action&apos; and pause all $pause-1-255-220-0" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%boolUE"></input><input type="%cs"></input></inputs><script><block s="doDeclareVariables"><list><l>breakpoint</l></list></block><block s="doIf"><block s="evaluate"><block var="test"/><list></list></block><script><block s="doSetVar"><l>breakpoint</l><block var="test"/></block><block s="doShowVar"><l>breakpoint</l></block><block s="doRun"><block var="action"/><list></list></block><block s="doPauseAll"></block><block s="doHideVar"><l></l></block></script></block></script></block-definition><block-definition s="word $arrowRight list %&apos;word&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%txt"></input></inputs><script><block s="doWarp"><script><block s="doReport"><block s="reportTextSplit"><block var="word"/><l><option>letter</option></l></block></block></script></block></script></block-definition><block-definition s="ignore %&apos;x&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs></block-definition><block-definition s="tell %&apos;sprite&apos; to %&apos;commands&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%txt">Sprite</input><input type="%cs"></input></inputs><script><block s="doRun"><block s="reportAttributeOf"><block var="commands"/><block var="sprite"/></block><list></list></block></script></block-definition><block-definition s="ask for %&apos;reporter&apos; from %&apos;sprite&apos;" type="reporter" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%txt">Sprite</input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportAttributeOf"><block var="reporter"/><block var="sprite"/></block><list></list></block></block></script></block-definition><block-definition s="tell %&apos;sprite&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">Sprite</input><input type="%cs"></input></inputs><script><block s="doRun"><block s="reportAttributeOf"><block var="action"/><block var="sprite"/></block><list></list></block></script></block-definition><block-definition s="ask %&apos;sprite&apos; %&apos;expression&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">Sprite</input><input type="%repRing"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportAttributeOf"><block var="expression"/><block var="sprite"/></block><list></list></block></block></script></block-definition><block-definition s="AddItem" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>ShoppingList</l><block s="reportNewList"><list></list></block></block><block s="doAsk"><l>How many items do you want to add</l></block><block s="doRepeat"><block s="getLastAnswer"></block><script><block s="doAsk"><l>Add an item to the list</l></block><block s="doAddToList"><block s="getLastAnswer"></block><block var="ShoppingList"/></block></script></block></script></block-definition><block-definition s="ClearItem" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>ShoppingList</l><block s="reportNewList"><list></list></block></block></script></block-definition><block-definition s="ItemSearch" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doAsk"><l>What item are you looking for</l></block><block s="doSetVar"><l>ItemSearched</l><block s="getLastAnswer"></block></block><block s="doRepeat"><block s="reportListAttribute"><l><option>length</option></l><block var="ShoppingList"/></block><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><block var="i"/><block var="ShoppingList"/></block><block var="ItemSearched"/></block><script><block s="doSayFor"><l>This item is present on the list</l><l>2</l></block><block s="doStopThis"><l><option>this script</option></l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportEquals"><block s="reportListItem"><block var="i"/><block var="ShoppingList"/></block><block var="ItemSearched"/></block><block s="reportBoolean"><l><bool>false</bool></l></block></block><script><block s="doSayFor"><l>This item is not present on the list</l><l>1</l></block><block s="doChangeVar"><l>i</l><l>1</l></block></script></block></script></block></script></block-definition><block-definition 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